! function () {
  function n(n, e, t) {
    return n.getAttribute(e) || t
  }

  function e(n) {
    return document.getElementsByTagName(n)
  }

  function t() {
    i = a.width = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth, c = a.height = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight
  }

  function o() {
    d.clearRect(0, 0, i, c);
    var n, e, t, a, m, r, y = [x].concat(w);
    w.forEach(function (o) {
      for (o.x += o.xa, o.y += o.ya, o.xa *= o.x > i || o.x < 0 ? -1 : 1, o.ya *= o.y > c || o.y < 0 ? -1 : 1, d.fillRect(o.x - .5, o.y - .5, 1, 1), e = 0; e < y.length; e++) n = y[e], o !== n && null !== n.x && null !== n.y && (a = o.x - n.x, m = o.y - n.y, r = a * a + m * m, r < n.max && (n === x && r >= n.max / 2 && (o.x -= .03 * a, o.y -= .03 * m), t = (n.max - r) / n.max, d.beginPath(), d.lineWidth = t / 2, d.strokeStyle = "rgba(" + u.c + "," + (t + .2) + ")", d.moveTo(o.x, o.y), d.lineTo(n.x, n.y), d.stroke()));
      y.splice(y.indexOf(o), 1)
    }), l(o)
  }
  var i, c, a = document.createElement("canvas"),
    u = function () {
      var t = e("script"),
        o = t.length,
        i = t[o - 1];
      return {
        l: o,
        z: n(i, "zIndex", -1),
        o: n(i, "opacity", .5),
        c: n(i, "color", "0,0,0"),
        n: n(i, "count", 99)
      }
    }(),
    m = "c_n" + u.l,
    d = a.getContext("2d"),
    l = window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function (n) {
      window.setTimeout(n, 1e3 / 45)
    },
    r = Math.random,
    x = {
      x: null,
      y: null,
      max: 2e4
    };
  a.id = m, a.style.cssText = "position:fixed;top:0;left:0;z-index:" + u.z + ";opacity:" + u.o, e("body")[0].appendChild(a), t(), window.onresize = t, window.onmousemove = function (n) {
    n = n || window.event, x.x = n.clientX, x.y = n.clientY
  }, window.onmouseout = function () {
    x.x = null, x.y = null
  };
  for (var w = [], y = 0; u.n > y; y++) {
    var s = r() * i,
      f = r() * c,
      h = 2 * r() - 1,
      g = 2 * r() - 1;
    w.push({
      x: s,
      y: f,
      xa: h,
      ya: g,
      max: 6e3
    })
  }
  setTimeout(function () {
    o()
  }, 100)
}();
